Answer:
139.23
Step-by-step explanation:
First write the equation:
1/2x + 5 = 6
Then subtract five from both sides:
1/2x = 1
Multiply both sides by 2:
x = 2
Answer: The perimeter is 22 units
Brainliest would be nice
Step-by-step explanation:
There is a 10% possibility to every single number to be chosen.
Answer:
4x^2 + 12x + 9.
Step-by-step explanation:
(2x+3)^2
= (2x+3)(2x+3)
= 2x(2x+3)+3(2x+3)
= 4x^2 + 6x + 6x + 9
= 4x^2 + 12x + 9.
